FM Approvals has been made aware of a potential issue with Badger® Pre-Engineered Industry Guard™ dry chemical systems. Some fusible plug cores have been found to creep outward resulting in premature reduction of the factory-filled 360-psi pressurized cylinders.
Chemetron Fire Systems™
16W 361S Frontage Rd.
Burr Ridge, IL 60527
Industrial Guard Dry Chemical System.
Cylinder valve assemblies utilizing a fusible plug as a pressure relief device.
A suppression system with one or more cylinders not at the factory-filled set pressure will be potentially ineffective in the case of a fire incident.
Refer to the attached documents for further details regarding direction for inspection, identification and replacement.
Enclosures: Chemetron Fire Systems™ Bulletin #14-59C.